DETERMINING SHORT TO POWER SUPPLY LOCATION (HS-CAN) [SKYACTIV-G 2.0/2.5, SKYACTIV-D 2.2 (MTX) (L.H.D.)]

• When disconnecting the connector, verify that there is no looseness, damage, deformation, corrosion, or poor connection of the connector terminals.

• When inspecting the DLC-2, touch it with a paper clip or similar thin pin without directly inserting a tester into the terminals.

• Disconnect the negative battery terminal before performing any work that requires handling of connectors.

Step	Inspection	Action
1	INSPECT FOR SHORT TO POWER SUPPLY BETWEEN FRONT BODY CONTROL MODULE (FBCM) AND INSTRUMENT CLUSTER • Disconnect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.) • Disconnect connector 2 which has front body control module (FBCM) terminals 2K and 2I • Connect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.) • Switch the ignition ON (engine off). • Measure the voltage at DLC-2 terminals F and E. • Is the voltage between 1.5 — 3.5 V?	Yes	Go to the next step.
No	Go to Step 11.
2	INSPECT CAN LINE BETWEEN PCM AND FRONT BODY CONTROL MODULE (FBCM) FOR SHORT TO POWER SUPPLY • Measure the voltage at PCM terminals 2S and 2T.(SKYACTIV-G 2.0, SKYACTIV-G 2.5) • Measure the voltage at PCM terminals 2AK and 2AL.(SKYACTIV-D 2.2) • Is the voltage between 1.5 — 3.5 V?	Yes	Replace the front body control module (FBCM) because there is a short to the power supply in the front body control module (FBCM). (See FRONT BODY CONTROL MODULE (FBCM) REMOVAL/INSTALLATION.)
No	Go to the next step.
3	INSPECT CAN LINE BETWEEN FRONT BODY CONTROL MODULE (FBCM) AND CONNECTOR C-01 FOR SHORT TO POWER SUPPLY • Switch the ignition off (LOCK). • Disconnect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.) • Disconnect connector C-01. • Connect connector 2 which has front body control module (FBCM) terminals 2K and 2I • Connect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.) • Switch the ignition ON (engine off). • Measure the voltage at DLC-2 terminals F and E. • Is the voltage between 1.5 — 3.5 V?	Yes	Repair or replace the wiring harness between the front body control module (FBCM) and connector C-01 because the wiring harness is shorted to the power supply.
No	Go to the next step.
4	INSPECT CAN LINE BETWEEN TCM AND CONNECTOR C-01 FOR SHORT TO POWER SUPPLY • Measure the voltage at TCM terminals E and F. • Is the voltage between 1.5 — 3.5 V?	Yes	Go to Step 6.
No	Go to the next step.
5	INSPECT TCM FOR SHORT TO POWER SUPPLY • Switch the ignition off (LOCK). • Disconnect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.) • Disconnect the TCM connector. • Connect connector C-01. • Connect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.) • Switch the ignition ON (engine off). • Measure the voltage at DLC-2 terminals F and E. • Is the voltage between 1.5 — 3.5 V?	Yes	Replace the TCM because there is a short to the power supply in the TCM. (See CONTROL VALVE BODY REMOVAL/INSTALLATION [FW6A-EL].) (See CONTROL VALVE BODY REMOVAL/INSTALLATION [GW6A-EL, GW6AX-EL].)
No	Repair or replace the wiring harness between the TCM and connector C-01 because the wiring harness is shorted to the power supply.
6	INSPECT CAN LINE BETWEEN CONNECTOR C-32 AND CONNECTOR C-01 FOR SHORT TO POWER SUPPLY • Switch the ignition off (LOCK). • Disconnect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.) • Disconnect connector C-32. • Connect connector C-01. • Connect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.) • Switch the ignition ON (engine off). • Measure the voltage at DLC-2 terminals F and E. • Is the voltage between 1.5 — 3.5 V?	Yes	Go to the next step.
No	Repair or replace the wiring harness between connector C-01 and connector C-32 because the wiring harness is shorted to the power supply.
7	INSPECT CAN LINE BETWEEN DSC HU/CM AND CONNECTOR C-32 FOR SHORT TO POWER SUPPLY • Measure the voltage at DSC HU/CM terminals AC and AB. • Is the voltage between 1.5 — 3.5 V?	Yes	Go to Step 9.
No	Go to the next step.
8	INSPECT DSC HU/CM FOR SHORT TO POWER SUPPLY • Switch the ignition off (LOCK). • Disconnect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.) • Disconnect the DSC HU/CM connector. • Connect connector C-32. • Connect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.) • Switch the ignition ON (engine off). • Measure the voltage at DLC-2 terminals F and E. • Is the voltage between 1.5 — 3.5 V?	Yes	Replace the DSC HU/CM because there is a short to the power supply in the DSC HU/CM. (See DSC HU/CM REMOVAL/INSTALLATION.)
No	Repair or replace the wiring harness between DSC HU/CM and connector C-32 because the wiring harness is shorted to the power supply.
9	INSPECT CAN LINE BETWEEN RADAR UNIT AND CONNECTOR C-32 FOR SHORT TO POWER SUPPLY • Measure the voltage at radar unit terminals D and C. • Is the voltage between 1.5 — 3.5 V?	Yes	Go to Step 58.
No	Go to the next step.
10	INSPECT RADAR UNIT FOR SHORT TO POWER SUPPLY • Switch the ignition off (LOCK). • Disconnect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.) • Disconnect the radar unit connector. • Connect connector C-32. • Connect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.) • Switch the ignition ON (engine off). • Measure the voltage at DLC-2 terminals F and E. • Is the voltage between 1.5 — 3.5 V?	Yes	Replace the radar unit because there is a short to the power supply in the radar unit. (See RADAR UNIT REMOVAL/INSTALLATION.)
No	Repair or replace the wiring harness between radar unit and connector C-32 because the wiring harness is shorted to the power supply.
11	INSPECT CAN LINE BETWEEN CONNECTORS C-43,C-44 AND INSTRUMENT CLUSTER FOR SHORT TO POWER SUPPLY • Switch the ignition off (LOCK). • Disconnect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.) • Disconnect connectors C-43,C-44. • Connect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.) • Switch the ignition ON (engine off). • Measure the voltage at DLC-2 terminals F and E. • Is the voltage between 1.5 — 3.5 V?	Yes	Go to the next step.
No	Go to Step 14.
12	INSPECT CAN LINE BETWEEN ADAPTIVE FRONT LIGHTING SYSTEM (AFS) CONTROL MODULE / AUTO LEVELING CONTROL MODULE / ADAPTIVE LED HEADLIGHTS CONTROL MODULE AND CONNECTORS C-43,C-44 FOR SHORT TO POWER SUPPLY • Measure the voltage at adaptive front lighting system (AFS) control module / auto leveling control module / adaptive LED headlights control module terminals T and V. • Is the voltage between 1.5 — 3.5 V?	Yes	Repair or replace the wiring harness between the front body control module (FBCM) and connectors C-43,C-44 because the wiring harness is shorted to the power supply.
No	Go to the next step.
13	INSPECT ADAPTIVE FRONT LIGHTING SYSTEM (AFS) CONTROL MODULE / AUTO LEVELING CONTROL MODULE / ADAPTIVE LED HEADLIGHTS CONTROL MODULE FOR SHORT TO POWER SUPPLY • Switch the ignition off (LOCK). • Disconnect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.) • Connect connectors C-43,C-44. • Disconnect the adaptive front lighting system (AFS) control module / auto leveling control module / adaptive LED headlights control module connector. • Connect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.) • Switch the ignition ON (engine off). • Measure the voltage at DLC-2 terminals F and E. • Is the voltage between 1.5 — 3.5 V?	Yes	Replace the adaptive front lighting system (AFS) control module / auto leveling control module / adaptive LED headlights control module because there is a short to the power supply in the adaptive front lighting system (AFS) control module / auto leveling control module / adaptive LED headlights control module. (See ADAPTIVE FRONT LIGHTING SYSTEM (AFS) CONTROL MODULE REMOVAL/INSTALLATION.) (See AUTO LEVELING CONTROL MODULE REMOVAL/INSTALLATION.) (See ADAPTIVE LED HEADLIGHTS CONTROL MODULE REMOVAL/INSTALLATION.)
No	Repair or replace the wiring harness between the adaptive front lighting system (AFS) control module / auto leveling control module / adaptive LED headlights control module and connectors C-43,C-44 because the wiring harness is shorted to the power supply.
14	INSPECT CAN LINE BETWEEN CONNECTOR C-04 AND INSTRUMENT CLUSTER FOR SHORT TO POWER SUPPLY • Switch the ignition off (LOCK). • Disconnect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.) • Disconnect connector C-04. • Connect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.) • Switch the ignition ON (engine off). • Measure the voltage at DLC-2 terminals F and E. • Is the voltage between 1.5 — 3.5 V?	Yes	Repair or replace the wiring harness between the connector C-04 and connectors C-43,C-44 because the wiring harness is shorted to the power supply.
No	Go to the next step.
15	INSPECT CAN LINE BETWEEN CONNECTORS C-60,C-59 AND INSTRUMENT CLUSTER FOR SHORT TO POWER SUPPLY • Switch the ignition off (LOCK). • Disconnect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.) • Disconnect connectors C-60,C-59. • Connect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.) • Switch the ignition ON (engine off). • Measure the voltage at DLC-2 terminals F and E. • Is the voltage between 1.5 — 3.5 V?	Yes	Go to the next step.
No	Go to Step 20.
16	INSPECT CAN LINE BETWEEN DC-DC CONVERTER (i-ELOOP) AND CONNECTORS C-60,C-59 FOR SHORT TO POWER SUPPLY • Measure the voltage at DC-DC converter (i-ELOOP) terminals 1A and 1C. • Is the voltage between 1.5 — 3.5 V?	Yes	Go to Step 18.
No	Go to the next step.
17	INSPECT DC-DC CONVERTER (i-ELOOP) FOR SHORT TO POWER SUPPLY • Switch the ignition off (LOCK). • Disconnect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.) • Disconnect the DC-DC converter (i-ELOOP) connector. • Connect connectors C-60,C-59. • Connect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.) • Switch the ignition ON (engine off). • Measure the voltage at DLC-2 terminals F and E. • Is the voltage between 1.5 — 3.5 V?	Yes	Replace the DC-DC converter (i-ELOOP) because there is a short to the power supply in the DC-DC converter (i-ELOOP). (See DC-DC CONVERTER (i-ELOOP) REMOVAL/INSTALLATION [i-ELOOP].)
No	Repair or replace the wiring harness between the DC-DC converter (i-ELOOP) and connectors C-60,C-59 because the wiring harness is shorted to the power supply.
18	INSPECT CAN LINE BETWEEN 4WD CONTROL MODULE AND CONNECTORS C-60,C-59 FOR SHORT TO POWER SUPPLY • Measure the voltage at 4WD control module terminals G and H. • Is the voltage between 1.5 — 3.5 V?	Yes	Repair or replace the wiring harness between connector C-04 and connectors C-60,C-59 because the wiring harness is shorted to the power supply.
No	Go to the next step.
19	INSPECT 4WD CONTROL MODULE FOR SHORT TO POWER SUPPLY • Switch the ignition off (LOCK). • Disconnect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.) • Disconnect the 4WD control module connector. • Connect connectors C-60,C-59. • Connect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.) • Switch the ignition ON (engine off). • Measure the voltage at DLC-2 terminals F and E. • Is the voltage between 1.5 — 3.5 V?	Yes	Replace the 4WD control module because there is a short to the power supply in the 4WD control module. (See 4WD CONTROL MODULE REMOVAL/INSTALLATION.)
No	Repair or replace the wiring harness between the 4WD control module and connectors C-60,C-59 because the wiring harness is shorted to the power supply.
20	INSPECT CAN LINE BETWEEN CONNECTOR C-54 AND INSTRUMENT CLUSTER FOR SHORT TO POWER SUPPLY • Switch the ignition off (LOCK). • Disconnect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.) • Disconnect connector C-54. • Connect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.) • Switch the ignition ON (engine off). • Measure the voltage at DLC-2 terminals F and E. • Is the voltage between 1.5 — 3.5 V?	Yes	Go to the next step.
No	Go to Step 28.
21	INSPECT CAN LINE BETWEEN DOSING CONTROL UNIT AND CONNECTOR C-54 FOR SHORT TO POWER SUPPLY • Measure the voltage at dosing control unit terminals BK and BL. • Is the voltage between 1.5 — 3.5 V?	Yes	Go to Step 23.
No	Go to the next step.
22	INSPECT DOSING CONTROL UNIT FOR SHORT TO POWER SUPPLY • Switch the ignition off (LOCK). • Disconnect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.) • Disconnect the dosing control unit connector. • Connect connector C-54. • Connect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.) • Switch the ignition ON (engine off). • Measure the voltage at DLC-2 terminals F and E. • Is the voltage between 1.5 — 3.5 V?	Yes	Replace the dosing control unit because there is a short to the power supply in the dosing control unit. (See DOSING CONTROL UNIT REMOVAL/INSTALLATION [SKYACTIV-D 2.2].)
No	Repair or replace the wiring harness between the dosing control unit and connector C-54 because the wiring harness is shorted to the power supply.
23	INSPECT CAN LINE BETWEEN NOx SENSOR No.1 / NOx SENSOR No.2 / PM SENSOR AND CONNECTOR C-54 FOR SHORT TO POWER SUPPLY • Measure the voltage at NOx sensor No.1 / NOx sensor No.2 / PM sensor terminals B and C. • Is the voltage between 1.5 — 3.5 V?	Yes	Repair or replace the wiring harness between the connectors C-60,C-59 and connector C-54 because the wiring harness is shorted to the power supply.
No	Go to the next step.
24	INSPECT CAN LINE BETWEEN CONNECTOR C-53 AND CONNECTOR C-54 FOR SHORT TO POWER SUPPLY • Switch the ignition off (LOCK). • Disconnect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.) • Disconnect connector C-53. • Connect connector C-54. • Connect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.) • Switch the ignition ON (engine off). • Measure the voltage at DLC-2 terminals F and E. • Is the voltage between 1.5 — 3.5 V?	Yes	Go to the next step.
No	Repair or replace the wiring harness between the connector C-54 and connector C-53 because the wiring harness is shorted to the power supply.
25	INSPECT CAN LINE BETWEEN NOx SENSOR No.1 / NOx SENSOR No.2 AND CONNECTOR C-53 FOR SHORT TO POWER SUPPLY • Measure the voltage at NOx sensor No.1 / NOx sensor No.2 terminals B and C. • Is the voltage between 1.5 — 3.5 V?	Yes	Go to Step 27.
No	Go to the next step.
26	INSPECT NOx SENSOR No.1 / NOx SENSOR No.2 FOR SHORT TO POWER SUPPLY • Switch the ignition off (LOCK). • Disconnect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.) • Disconnect the NOx sensor No.1 / NOx sensor No.2 connector. • Connect connector C-53. • Connect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.) • Switch the ignition ON (engine off). • Measure the voltage at DLC-2 terminals F and E. • Is the voltage between 1.5 — 3.5 V?	Yes	Replace the NOx sensor No.1 / NOx sensor No.2 because there is a short to the power supply in the NOx sensor No.1 / NOx sensor No.2. (See NOx SENSOR REMOVAL/INSTALLATION [SKYACTIV-D 2.2].)
No	Repair or replace the wiring harness between the NOx sensor No.1 / NOx sensor No.2 and connector C-53 because the wiring harness is shorted to the power supply.
27	INSPECT PM SENSOR FOR SHORT TO POWER SUPPLY • Switch the ignition off (LOCK). • Disconnect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.) • Disconnect the PM sensor connector. • Connect connector C-53. • Connect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.) • Switch the ignition ON (engine off). • Measure the voltage at DLC-2 terminals F and E. • Is the voltage between 1.5 — 3.5 V?	Yes	Replace the PM sensor because there is a short to the power supply in the PM sensor. (See PM SENSOR REMOVAL/INSTALLATION [SKYACTIV-D 2.2].)
No	Repair or replace the wiring harness between the PM sensor and connector C-53 because the wiring harness is shorted to the power supply.
28	INSPECT CAN LINE BETWEEN CONNECTOR C-41 AND INSTRUMENT CLUSTER FOR SHORT TO POWER SUPPLY • Switch the ignition off (LOCK). • Disconnect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.) • Disconnect connector C-41. • Connect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.) • Switch the ignition ON (engine off). • Measure the voltage at DLC-2 terminals F and E. • Is the voltage between 1.5 — 3.5 V?	Yes	Go to the next step.
No	Go to Step 31.
29	INSPECT CAN LINE BETWEEN AUDIO AMPLIFIER AND CONNECTOR C-41 FOR SHORT TO POWER SUPPLY • Measure the voltage at audio amplifier terminals 2L and 2N. • Is the voltage between 1.5 — 3.5 V?	Yes	Repair or replace the wiring harness between connector C-54 and connector C-41 because the wiring harness is shorted to the power supply.
No	Go to the next step.
30	INSPECT AUDIO AMPLIFIER FOR SHORT TO POWER SUPPLY • Switch the ignition off (LOCK). • Disconnect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.) • Disconnect the audio amplifier connector. • Connect connector C-41. • Connect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.) • Switch the ignition ON (engine off). • Measure the voltage at DLC-2 terminals F and E. • Is the voltage between 1.5 — 3.5 V?	Yes	Replace the audio amplifier because there is a short to the power supply in the audio amplifier. (See AUDIO AMPLIFIER REMOVAL/INSTALLATION.)
No	Repair or replace the wiring harness between the audio amplifier and connector C-41 because the wiring harness is shorted to the power supply.
31	INSPECT CAN LINE BETWEEN CONNECTOR C-41 AND CONNECTORS C-51,C-52 FOR SHORT TO POWER SUPPLY • Switch the ignition off (LOCK). • Disconnect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.) • Disconnect connectors C-51,C-52. • Connect connector C-41. • Connect connector C-54. • Disconnect connectors C-60,C-59. • Connect connector C-04. • Disconnect connectors C-43,C-44. • Connect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.) • Switch the ignition ON (engine off). • Measure the voltage at front body control module (FBCM) terminals 2K and 2I (wiring harness side). • Is the voltage between 1.5 — 3.5 V?	Yes	Go to the next step.
No	Repair or replace the wiring harness between connectors C-51,C-52 and connector C-41 because the wiring harness is shorted to the power supply.
32	INSPECT CAN LINE BETWEEN CONNECTORS C-51,C-52 AND INSTRUMENT CLUSTER FOR SHORT TO POWER SUPPLY • Measure the voltage at DLC-2 terminals F and E. • Is the voltage between 1.5 — 3.5 V?	Yes	Go to the next step.
No	Go to Step 39.
33	INSPECT CAN LINE BETWEEN ELECTRIC PARKING BRAKE CONTROL MODULE AND CONNECTORS C-51,C-52 FOR SHORT TO POWER SUPPLY • Measure the voltage at electric parking brake control module terminals AD and AB. • Is the voltage between 1.5 — 3.5 V?	Yes	Go to Step 35.
No	Go to the next step.
34	INSPECT ELECTRIC PARKING BRAKE CONTROL MODULE FOR SHORT TO POWER SUPPLY • Switch the ignition off (LOCK). • Disconnect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.) • Disconnect the electric parking brake control module connector. • Connect connectors C-51,C-52. • Connect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.) • Switch the ignition ON (engine off). • Measure the voltage at DLC-2 terminals F and E. • Is the voltage between 1.5 — 3.5 V?	Yes	Replace the electric parking brake control module because there is a short to the power supply in the electric parking brake control module. (See ELECTRIC PARKING BRAKE CONTROL MODULE REMOVAL/INSTALLATION.)
No	Repair or replace the wiring harness between the electric parking brake control module and connectors C-51,C-52 because the wiring harness is shorted to the power supply.
35	INSPECT CAN LINE BETWEEN POSITION MEMORY CONTROL MODULE AND CONNECTORS C-51,C-52 FOR SHORT TO POWER SUPPLY • Measure the voltage at position memory control module terminals 1C and 1E. • Is the voltage between 1.5 — 3.5 V?	Yes	Go to Step 38.
No	Go to the next step.
36	INSPECT CAN LINE BETWEEN POSITION MEMORY CONTROL MODULE AND CONNECTOR C-19 FOR SHORT TO POWER SUPPLY • Switch the ignition off (LOCK). • Disconnect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.) • Disconnect connector C-19. • Connect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.) • Switch the ignition ON (engine off). • Measure the voltage at position memory control module terminals 1C and 1E. • Is the voltage between 1.5 — 3.5 V?	Yes	Repair or replace the wiring harness between connector C-19 and connectors C-51,C-52 because the wiring harness is shorted to the power supply.
No	Go to the next step.
37	INSPECT POSITION MEMORY CONTROL MODULE FOR SHORT TO POWER SUPPLY • Switch the ignition off (LOCK). • Disconnect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.) • Disconnect the position memory control module connector. • Connect connector C-19. • Connect connectors C-51,C-52. • Connect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.) • Switch the ignition ON (engine off). • Measure the voltage at DLC-2 terminals F and E. • Is the voltage between 1.5 — 3.5 V?	Yes	Replace the position memory control module because there is a short to the power supply in the position memory control module. (See POSITION MEMORY CONTROL MODULE REMOVAL/INSTALLATION.)
No	Repair or replace the wiring harness between the position memory control module and connector C-19 because the wiring harness is shorted to the power supply.
38	INSPECT SAS CONTROL MODULE FOR SHORT TO POWER SUPPLY • Switch the ignition off (LOCK). • Disconnect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.) • Disconnect the SAS control module connector. • Connect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.) • Switch the ignition ON (engine off). • Measure the voltage at SAS control module terminals 2C and 2G (wiring harness side). • Is the voltage 0 V?	Yes	Replace the SAS control module because there is a short to the power supply in the SAS control module. (See SAS CONTROL MODULE REMOVAL/INSTALLATION [TWO-STEP DEPLOYMENT CONTROL SYSTEM].) (See SAS CONTROL MODULE REMOVAL/INSTALLATION [STANDARD DEPLOYMENT CONTROL SYSTEM].)
No	Repair or replace the wiring harness between the SAS control module and connectors C-51,C-52 because the wiring harness is shorted to the power supply.
39	INSPECT CAN LINE BETWEEN CONNECTOR C-10 AND INSTRUMENT CLUSTER FOR SHORT TO POWER SUPPLY • Switch the ignition off (LOCK). • Disconnect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.) • Disconnect connector C-10. • Connect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.) • Switch the ignition ON (engine off). • Measure the voltage at DLC-2 terminals F and E. • Is the voltage between 1.5 — 3.5 V?	Yes	Go to the next step.
No	Repair or replace the wiring harness between connector C-10 and connectors C-51,C-52 because the wiring harness is shorted to the power supply.
40	INSPECT CAN LINE BETWEEN CONNECTOR C-11 AND INSTRUMENT CLUSTER FOR SHORT TO POWER SUPPLY • Switch the ignition off (LOCK). • Disconnect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.) • Disconnect connector C-11. • Connect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.) • Switch the ignition ON (engine off). • Measure the voltage at DLC-2 terminals F and E. • Is the voltage between 1.5 — 3.5 V?	Yes	Go to the next step.
No	Go to Step 44.
41	INSPECT CAN LINE BETWEEN CONNECTOR C-11 AND FORWARD SENSING CAMERA (FSC) FOR SHORT TO POWER SUPPLY • Measure the voltage at forward sensing camera (FSC) terminals M and N. • Is the voltage between 1.5 — 3.5 V?	Yes	Repair or replace the wiring harness between connector C-10 and connector C-11 because the wiring harness is shorted to the power supply.
No	Go to the next step.
42	INSPECT CAN LINE BETWEEN CONNECTOR C-27 AND FORWARD SENSING CAMERA (FSC) FOR SHORT TO POWER SUPPLY • Switch the ignition off (LOCK). • Disconnect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.) • Disconnect connector C-27. • Connect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.) • Switch the ignition ON (engine off). • Measure the voltage at forward sensing camera (FSC) terminals M and N. • Is the voltage between 1.5 — 3.5 V?	Yes	Repair or replace the wiring harness between connector C-27 and connector C-11 because the wiring harness is shorted to the power supply.
No	Go to the next step.
43	INSPECT FORWARD SENSING CAMERA (FSC) FOR SHORT TO POWER SUPPLY • Switch the ignition off (LOCK). • Disconnect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.) • Disconnect the forward sensing camera (FSC) connector. • Connect connector C-27. • Connect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.) • Switch the ignition ON (engine off). • Measure the voltage at DLC-2 terminals F and E. • Is the voltage between 1.5 — 3.5 V?	Yes	Replace the forward sensing camera (FSC) because there is a short to the power supply in the forward sensing camera (FSC). (See FORWARD SENSING CAMERA (FSC) REMOVAL/INSTALLATION.)
No	Repair or replace the wiring harness between the forward sensing camera (FSC) and connector C-27 because the wiring harness is shorted to the power supply.
44	INSPECT CAN LINE BETWEEN CONNECTOR C-34 AND DLC-2 FOR SHORT TO POWER SUPPLY • Switch the ignition off (LOCK). • Disconnect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.) • Disconnect connector C-34. • Connect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.) • Switch the ignition ON (engine off). • Measure the voltage at DLC-2 terminals F and E. • Is the voltage 0 V?	Yes	Go to the next step.
No	Repair or replace the wiring harness between connector C-34 and DLC-2 because the wiring harness is shorted to the power supply.
45	INSPECT CAN LINE BETWEEN START STOP UNIT AND CONNECTOR C-34 FOR SHORT TO POWER SUPPLY • Measure the voltage at start stop unit terminals 2M and 2O. • Is the voltage between 1.5 — 3.5 V?	Yes	Go to Step 47.
No	Go to the next step.
46	INSPECT START STOP UNIT FOR SHORT TO POWER SUPPLY • Switch the ignition off (LOCK). • Disconnect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.) • Disconnect the start stop unit connector. • Connect connector C-34. • Connect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.) • Switch the ignition ON (engine off). • Measure the voltage at DLC-2 terminals F and E. • Is the voltage between 1.5 — 3.5 V?	Yes	Replace the start stop unit because there is a short to the power supply in the start stop unit. (See START STOP UNIT REMOVAL/INSTALLATION.)
No	Repair or replace the wiring harness between the start stop unit and connector C-34 because the wiring harness is shorted to the power supply.
47	INSPECT CAN LINE BETWEEN EPS CONTROL MODULE AND CONNECTOR C-34 FOR SHORT TO POWER SUPPLY • Measure the voltage at EPS control module terminals 2B and 2D. • Is the voltage between 1.5 — 3.5 V?	Yes	Go to Step 49.
No	Go to the next step.
48	INSPECT EPS CONTROL MODULE FOR SHORT TO POWER SUPPLY • Switch the ignition off (LOCK). • Disconnect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.) • Disconnect the EPS control module connector. • Connect connector C-34. • Connect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.) • Switch the ignition ON (engine off). • Measure the voltage at DLC-2 terminals F and E. • Is the voltage between 1.5 — 3.5 V?	Yes	Replace the EPS control module because there is a short to the power supply in the EPS control module. (See STEERING WHEEL AND COLUMN REMOVAL/INSTALLATION.)
No	Repair or replace the wiring harness between the EPS control module and connector C-34 because the wiring harness is shorted to the power supply.
49	INSPECT CAN LINE BETWEEN MAZDA ERA-GLONASS CONTROL MODULE AND CONNECTOR C-34 FOR SHORT TO POWER SUPPLY • Measure the voltage at MAZDA ERA-GLONASS control module terminals 1Q and 1S. • Is the voltage between 1.5 — 3.5 V?	Yes	Go to Step 51.
No	Go to the next step.
50	INSPECT MAZDA ERA-GLONASS CONTROL MODULE FOR SHORT TO POWER SUPPLY • Switch the ignition off (LOCK). • Disconnect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.) • Disconnect the MAZDA ERA-GLONASS control module connector. • Connect connector C-34. • Connect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.) • Switch the ignition ON (engine off). • Measure the voltage at DLC-2 terminals F and E. • Is the voltage between 1.5 — 3.5 V?	Yes	Replace the MAZDA ERA-GLONASS control module because there is a short to the power supply in the MAZDA ERA-GLONASS control module. (See MAZDA ERA-GLONASS CONTROL MODULE REMOVAL/INSTALLATION.)
No	Repair or replace the wiring harness between the MAZDA ERA-GLONASS control module and connector C-34 because the wiring harness is shorted to the power supply.
51	INSPECT CAN LINE BETWEEN CONNECTOR C-34 AND INSTRUMENT CLUSTER FOR SHORT TO POWER SUPPLY • Measure the voltage at instrument cluster terminals B and D. • Is the voltage between 1.5 — 3.5 V?	Yes	Repair or replace the wiring harness between connector C-11 and connector C-34 because the wiring harness is shorted to the power supply.
No	Go to the next step.
52	INSPECT CAN LINE BETWEEN CONNECTOR C-34 AND CONNECTOR C-35 FOR SHORT TO POWER SUPPLY • Switch the ignition off (LOCK). • Disconnect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.) • Disconnect connector C-35. • Connect connector C-34. • Connect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.) • Switch the ignition ON (engine off). • Measure the voltage at DLC-2 terminals F and E. • Is the voltage between 1.5 — 3.5 V?	Yes	Go to the next step.
No	Repair or replace the wiring harness between the connector C-34 and connector C-35 because the wiring harness is shorted to the power supply.
53	INSPECT CAN LINE BETWEEN CONNECTIVITY MASTER UNIT (CMU) AND CONNECTOR C-35 FOR SHORT TO POWER SUPPLY • Measure the voltage at connectivity master unit (CMU) terminals 2E and 2F. • Is the voltage between 1.5 — 3.5 V?	Yes	Go to Step 55.
No	Go to the next step.
54	INSPECT CONNECTIVITY MASTER UNIT (CMU) FOR SHORT TO POWER SUPPLY • Switch the ignition off (LOCK). • Disconnect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.) • Disconnect the connectivity master unit (CMU) connector. • Connect connector C-35. • Connect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.) • Switch the ignition ON (engine off). • Measure the voltage at DLC-2 terminals F and E. • Is the voltage between 1.5 — 3.5 V?	Yes	Replace the connectivity master unit (CMU) because there is a short to the power supply in the connectivity master unit (CMU). (See CONNECTIVITY MASTER UNIT (CMU) REMOVAL/INSTALLATION.)
No	Repair or replace the wiring harness between the connectivity master unit (CMU) and connector C-35 because the wiring harness is shorted to the power supply.
55	INSPECT CAN LINE BETWEEN ACTIVE DRIVING DISPLAY AND CONNECTOR C-35 FOR SHORT TO POWER SUPPLY • Switch the ignition off (LOCK). • Disconnect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.) • Disconnect the active driving display connector. • Connect connector C-35. • Connect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.) • Switch the ignition ON (engine off). • Measure the voltage at DLC-2 terminals F and E. • Is the voltage between 1.5 — 3.5 V?	Yes	Go to the next step.
No	Repair or replace the wiring harness between active driving display and connector C-35 because the wiring harness is shorted to the power supply.
56	INSPECT CAN LINE BETWEEN INSTRUMENT CLUSTER AND ACTIVE DRIVING DISPLAY FOR SHORT TO POWER SUPPLY • Measure the voltage at instrument cluster terminals B and D. • Is the voltage between 1.5 — 3.5 V?	Yes	Replace the active driving display because there is a short to the power supply in the active driving display. (See ACTIVE DRIVING DISPLAY REMOVAL/INSTALLATION.)
No	Go to the next step.
57	INSPECT INSTRUMENT CLUSTER FOR SHORT TO POWER SUPPLY • Switch the ignition off (LOCK). • Disconnect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.) • Disconnect the instrument cluster connector. • Connect the active driving display connector. • Connect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.) • Switch the ignition ON (engine off). • Measure the voltage at DLC-2 terminals F and E. • Is the voltage between 1.5 — 3.5 V?	Yes	Replace the instrument cluster because there is a short to the power supply in the instrument cluster. (See INSTRUMENT CLUSTER REMOVAL/INSTALLATION.)
No	Repair or replace the wiring harness between the instrument cluster and active driving display because the wiring harness is shorted to the power supply.
58	INSPECT PCM FOR SHORT TO POWER SUPPLY • Switch the ignition off (LOCK). • Disconnect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.) • Disconnect the PCM connector. • Connect connector C-32. • Connect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.) • Switch the ignition ON (engine off). • Measure the voltage at DLC-2 terminals F and E. • Is the voltage between 1.5 — 3.5 V?	Yes	Replace the PCM because there is a short to the power supply in the PCM. (See PCM REMOVAL/INSTALLATION [SKYACTIV-G 2.5 (WITH CYLINDER DEACTIVATION)].) (See PCM REMOVAL/INSTALLATION [SKYACTIV-G 2.0, SKYACTIV-G 2.5 (WITHOUT CYLINDER DEACTIVATION)].) (See PCM REMOVAL/INSTALLATION [SKYACTIV-D 2.2].)
No	Repair or replace the wiring harness between the PCM and connector C-32 because the wiring harness is shorted to the power supply.

Step

Inspection

Action

INSPECT FOR SHORT TO POWER SUPPLY BETWEEN FRONT BODY CONTROL MODULE (FBCM) AND INSTRUMENT CLUSTER

• Disconnect the negative battery terminal.

(See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.)

• Disconnect connector 2 which has front body control module (FBCM) terminals 2K and 2I

• Connect the negative battery terminal.

(See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.)

• Switch the ignition ON (engine off).

• Measure the voltage at DLC-2 terminals F and E.

• Is the voltage between 1.5 — 3.5 V?

Yes

Go to the next step.

Go to Step 11.

INSPECT CAN LINE BETWEEN PCM AND FRONT BODY CONTROL MODULE (FBCM) FOR SHORT TO POWER SUPPLY

• Measure the voltage at PCM terminals 2S and 2T.(SKYACTIV-G 2.0, SKYACTIV-G 2.5)

• Measure the voltage at PCM terminals 2AK and 2AL.(SKYACTIV-D 2.2)

• Is the voltage between 1.5 — 3.5 V?

Yes

Replace the front body control module (FBCM) because there is a short to the power supply in the front body control module (FBCM).

(See FRONT BODY CONTROL MODULE (FBCM) REMOVAL/INSTALLATION.)

Go to the next step.

INSPECT CAN LINE BETWEEN FRONT BODY CONTROL MODULE (FBCM) AND CONNECTOR C-01 FOR SHORT TO POWER SUPPLY

• Switch the ignition off (LOCK).

• Disconnect the negative battery terminal.

(See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.)

• Disconnect connector C-01.

• Connect connector 2 which has front body control module (FBCM) terminals 2K and 2I

• Connect the negative battery terminal.

(See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.)

• Switch the ignition ON (engine off).

• Measure the voltage at DLC-2 terminals F and E.

• Is the voltage between 1.5 — 3.5 V?

Yes

Repair or replace the wiring harness between the front body control module (FBCM) and connector C-01 because the wiring harness is shorted to the power supply.

Go to the next step.

INSPECT CAN LINE BETWEEN TCM AND CONNECTOR C-01 FOR SHORT TO POWER SUPPLY

• Measure the voltage at TCM terminals E and F.

• Is the voltage between 1.5 — 3.5 V?

Yes

Go to Step 6.

Go to the next step.

INSPECT TCM FOR SHORT TO POWER SUPPLY

• Switch the ignition off (LOCK).

• Disconnect the negative battery terminal.

(See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.)

• Disconnect the TCM connector.

• Connect connector C-01.

• Connect the negative battery terminal.

(See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.)

• Switch the ignition ON (engine off).

• Measure the voltage at DLC-2 terminals F and E.

• Is the voltage between 1.5 — 3.5 V?

Yes

Replace the TCM because there is a short to the power supply in the TCM.

(See CONTROL VALVE BODY REMOVAL/INSTALLATION [FW6A-EL].)

(See CONTROL VALVE BODY REMOVAL/INSTALLATION [GW6A-EL, GW6AX-EL].)

Repair or replace the wiring harness between the TCM and connector C-01 because the wiring harness is shorted to the power supply.

INSPECT CAN LINE BETWEEN CONNECTOR C-32 AND CONNECTOR C-01 FOR SHORT TO POWER SUPPLY

• Switch the ignition off (LOCK).

• Disconnect the negative battery terminal.

(See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.)

• Disconnect connector C-32.

• Connect connector C-01.

• Connect the negative battery terminal.

(See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.)

• Switch the ignition ON (engine off).

• Measure the voltage at DLC-2 terminals F and E.

• Is the voltage between 1.5 — 3.5 V?

Yes

Go to the next step.

Repair or replace the wiring harness between connector C-01 and connector C-32 because the wiring harness is shorted to the power supply.

INSPECT CAN LINE BETWEEN DSC HU/CM AND CONNECTOR C-32 FOR SHORT TO POWER SUPPLY

• Measure the voltage at DSC HU/CM terminals AC and AB.

• Is the voltage between 1.5 — 3.5 V?

Yes

Go to Step 9.

Go to the next step.

INSPECT DSC HU/CM FOR SHORT TO POWER SUPPLY

• Switch the ignition off (LOCK).

• Disconnect the negative battery terminal.

(See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.)

• Disconnect the DSC HU/CM connector.

• Connect connector C-32.

• Connect the negative battery terminal.

(See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.)

• Switch the ignition ON (engine off).

• Measure the voltage at DLC-2 terminals F and E.

• Is the voltage between 1.5 — 3.5 V?

Yes

Replace the DSC HU/CM because there is a short to the power supply in the DSC HU/CM.

(See DSC HU/CM REMOVAL/INSTALLATION.)

Repair or replace the wiring harness between DSC HU/CM and connector C-32 because the wiring harness is shorted to the power supply.

INSPECT CAN LINE BETWEEN RADAR UNIT AND CONNECTOR C-32 FOR SHORT TO POWER SUPPLY

• Measure the voltage at radar unit terminals D and C.

• Is the voltage between 1.5 — 3.5 V?

Yes

Go to Step 58.

Go to the next step.

INSPECT RADAR UNIT FOR SHORT TO POWER SUPPLY

• Switch the ignition off (LOCK).

• Disconnect the negative battery terminal.

(See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.)

• Disconnect the radar unit connector.

• Connect connector C-32.

• Connect the negative battery terminal.

(See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.)

• Switch the ignition ON (engine off).

• Measure the voltage at DLC-2 terminals F and E.

• Is the voltage between 1.5 — 3.5 V?

Yes

Replace the radar unit because there is a short to the power supply in the radar unit.

(See RADAR UNIT REMOVAL/INSTALLATION.)

Repair or replace the wiring harness between radar unit and connector C-32 because the wiring harness is shorted to the power supply.

INSPECT CAN LINE BETWEEN CONNECTORS C-43,C-44 AND INSTRUMENT CLUSTER FOR SHORT TO POWER SUPPLY

• Switch the ignition off (LOCK).

• Disconnect the negative battery terminal.

(See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.)

• Disconnect connectors C-43,C-44.

• Connect the negative battery terminal.

(See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.)

• Switch the ignition ON (engine off).

• Measure the voltage at DLC-2 terminals F and E.

• Is the voltage between 1.5 — 3.5 V?

Yes

Go to the next step.

Go to Step 14.

INSPECT CAN LINE BETWEEN ADAPTIVE FRONT LIGHTING SYSTEM (AFS) CONTROL MODULE / AUTO LEVELING CONTROL MODULE / ADAPTIVE LED HEADLIGHTS CONTROL MODULE AND CONNECTORS C-43,C-44 FOR SHORT TO POWER SUPPLY

• Measure the voltage at adaptive front lighting system (AFS) control module / auto leveling control module / adaptive LED headlights control module terminals T and V.

• Is the voltage between 1.5 — 3.5 V?

Yes

Repair or replace the wiring harness between the front body control module (FBCM) and connectors C-43,C-44 because the wiring harness is shorted to the power supply.

Go to the next step.

INSPECT ADAPTIVE FRONT LIGHTING SYSTEM (AFS) CONTROL MODULE / AUTO LEVELING CONTROL MODULE / ADAPTIVE LED HEADLIGHTS CONTROL MODULE FOR SHORT TO POWER SUPPLY

• Switch the ignition off (LOCK).

• Disconnect the negative battery terminal.

(See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.)

• Connect connectors C-43,C-44.

• Disconnect the adaptive front lighting system (AFS) control module / auto leveling control module / adaptive LED headlights control module connector.

• Connect the negative battery terminal.

(See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.)

• Switch the ignition ON (engine off).

• Measure the voltage at DLC-2 terminals F and E.

• Is the voltage between 1.5 — 3.5 V?

Yes

Replace the adaptive front lighting system (AFS) control module / auto leveling control module / adaptive LED headlights control module because there is a short to the power supply in the adaptive front lighting system (AFS) control module / auto leveling control module / adaptive LED headlights control module.

(See ADAPTIVE FRONT LIGHTING SYSTEM (AFS) CONTROL MODULE REMOVAL/INSTALLATION.)

(See AUTO LEVELING CONTROL MODULE REMOVAL/INSTALLATION.)

(See ADAPTIVE LED HEADLIGHTS CONTROL MODULE REMOVAL/INSTALLATION.)

Repair or replace the wiring harness between the adaptive front lighting system (AFS) control module / auto leveling control module / adaptive LED headlights control module and connectors C-43,C-44 because the wiring harness is shorted to the power supply.

INSPECT CAN LINE BETWEEN CONNECTOR C-04 AND INSTRUMENT CLUSTER FOR SHORT TO POWER SUPPLY

• Switch the ignition off (LOCK).

• Disconnect the negative battery terminal.

(See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.)

• Disconnect connector C-04.

• Connect the negative battery terminal.

(See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.)

• Switch the ignition ON (engine off).

• Measure the voltage at DLC-2 terminals F and E.

• Is the voltage between 1.5 — 3.5 V?

Yes

Repair or replace the wiring harness between the connector C-04 and connectors C-43,C-44 because the wiring harness is shorted to the power supply.

Go to the next step.

INSPECT CAN LINE BETWEEN CONNECTORS C-60,C-59 AND INSTRUMENT CLUSTER FOR SHORT TO POWER SUPPLY

• Switch the ignition off (LOCK).

• Disconnect the negative battery terminal.

(See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.)

• Disconnect connectors C-60,C-59.

• Connect the negative battery terminal.

(See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.)

• Switch the ignition ON (engine off).

• Measure the voltage at DLC-2 terminals F and E.

• Is the voltage between 1.5 — 3.5 V?

Yes

Go to the next step.

Go to Step 20.

INSPECT CAN LINE BETWEEN DC-DC CONVERTER (i-ELOOP) AND CONNECTORS C-60,C-59 FOR SHORT TO POWER SUPPLY

• Measure the voltage at DC-DC converter (i-ELOOP) terminals 1A and 1C.

• Is the voltage between 1.5 — 3.5 V?

Yes

Go to Step 18.

Go to the next step.

INSPECT DC-DC CONVERTER (i-ELOOP) FOR SHORT TO POWER SUPPLY

• Switch the ignition off (LOCK).

• Disconnect the negative battery terminal.

(See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.)

• Disconnect the DC-DC converter (i-ELOOP) connector.

• Connect connectors C-60,C-59.

• Connect the negative battery terminal.

(See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.)

• Switch the ignition ON (engine off).

• Measure the voltage at DLC-2 terminals F and E.

• Is the voltage between 1.5 — 3.5 V?

Yes

Replace the DC-DC converter (i-ELOOP) because there is a short to the power supply in the DC-DC converter (i-ELOOP).

(See DC-DC CONVERTER (i-ELOOP) REMOVAL/INSTALLATION [i-ELOOP].)

Repair or replace the wiring harness between the DC-DC converter (i-ELOOP) and connectors C-60,C-59 because the wiring harness is shorted to the power supply.

INSPECT CAN LINE BETWEEN 4WD CONTROL MODULE AND CONNECTORS C-60,C-59 FOR SHORT TO POWER SUPPLY

• Measure the voltage at 4WD control module terminals G and H.

• Is the voltage between 1.5 — 3.5 V?

Yes

Repair or replace the wiring harness between connector C-04 and connectors C-60,C-59 because the wiring harness is shorted to the power supply.

Go to the next step.

INSPECT 4WD CONTROL MODULE FOR SHORT TO POWER SUPPLY

• Switch the ignition off (LOCK).

• Disconnect the negative battery terminal.

(See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.)

• Disconnect the 4WD control module connector.

• Connect connectors C-60,C-59.

• Connect the negative battery terminal.

(See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.)

• Switch the ignition ON (engine off).

• Measure the voltage at DLC-2 terminals F and E.

• Is the voltage between 1.5 — 3.5 V?

Yes

Replace the 4WD control module because there is a short to the power supply in the 4WD control module.

(See 4WD CONTROL MODULE REMOVAL/INSTALLATION.)

Repair or replace the wiring harness between the 4WD control module and connectors C-60,C-59 because the wiring harness is shorted to the power supply.

INSPECT CAN LINE BETWEEN CONNECTOR C-54 AND INSTRUMENT CLUSTER FOR SHORT TO POWER SUPPLY

• Switch the ignition off (LOCK).

• Disconnect the negative battery terminal.

(See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.)

• Disconnect connector C-54.

• Connect the negative battery terminal.

(See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.)

• Switch the ignition ON (engine off).

• Measure the voltage at DLC-2 terminals F and E.

• Is the voltage between 1.5 — 3.5 V?

Yes

Go to the next step.

Go to Step 28.

INSPECT CAN LINE BETWEEN DOSING CONTROL UNIT AND CONNECTOR C-54 FOR SHORT TO POWER SUPPLY

• Measure the voltage at dosing control unit terminals BK and BL.

• Is the voltage between 1.5 — 3.5 V?

Yes

Go to Step 23.

Go to the next step.

INSPECT DOSING CONTROL UNIT FOR SHORT TO POWER SUPPLY

• Switch the ignition off (LOCK).

• Disconnect the negative battery terminal.

(See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.)

• Disconnect the dosing control unit connector.

• Connect connector C-54.

• Connect the negative battery terminal.

(See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.)

• Switch the ignition ON (engine off).

• Measure the voltage at DLC-2 terminals F and E.

• Is the voltage between 1.5 — 3.5 V?

Yes

Replace the dosing control unit because there is a short to the power supply in the dosing control unit.

(See DOSING CONTROL UNIT REMOVAL/INSTALLATION [SKYACTIV-D 2.2].)

Repair or replace the wiring harness between the dosing control unit and connector C-54 because the wiring harness is shorted to the power supply.

INSPECT CAN LINE BETWEEN NOx SENSOR No.1 / NOx SENSOR No.2 / PM SENSOR AND CONNECTOR C-54 FOR SHORT TO POWER SUPPLY

• Measure the voltage at NOx sensor No.1 / NOx sensor No.2 / PM sensor terminals B and C.

• Is the voltage between 1.5 — 3.5 V?

Yes

Repair or replace the wiring harness between the connectors C-60,C-59 and connector C-54 because the wiring harness is shorted to the power supply.

Go to the next step.

INSPECT CAN LINE BETWEEN CONNECTOR C-53 AND CONNECTOR C-54 FOR SHORT TO POWER SUPPLY

• Switch the ignition off (LOCK).

• Disconnect the negative battery terminal.

(See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.)

• Disconnect connector C-53.

• Connect connector C-54.

• Connect the negative battery terminal.

(See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.)

• Switch the ignition ON (engine off).

• Measure the voltage at DLC-2 terminals F and E.

• Is the voltage between 1.5 — 3.5 V?

Yes

Go to the next step.

Repair or replace the wiring harness between the connector C-54 and connector C-53 because the wiring harness is shorted to the power supply.

INSPECT CAN LINE BETWEEN NOx SENSOR No.1 / NOx SENSOR No.2 AND CONNECTOR C-53 FOR SHORT TO POWER SUPPLY

• Measure the voltage at NOx sensor No.1 / NOx sensor No.2 terminals B and C.

• Is the voltage between 1.5 — 3.5 V?

Yes

Go to Step 27.

Go to the next step.

INSPECT NOx SENSOR No.1 / NOx SENSOR No.2 FOR SHORT TO POWER SUPPLY

• Switch the ignition off (LOCK).

• Disconnect the negative battery terminal.

(See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.)

• Disconnect the NOx sensor No.1 / NOx sensor No.2 connector.

• Connect connector C-53.

• Connect the negative battery terminal.

(See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.)

• Switch the ignition ON (engine off).

• Measure the voltage at DLC-2 terminals F and E.

• Is the voltage between 1.5 — 3.5 V?

Yes

Replace the NOx sensor No.1 / NOx sensor No.2 because there is a short to the power supply in the NOx sensor No.1 / NOx sensor No.2.

(See NOx SENSOR REMOVAL/INSTALLATION [SKYACTIV-D 2.2].)

Repair or replace the wiring harness between the NOx sensor No.1 / NOx sensor No.2 and connector C-53 because the wiring harness is shorted to the power supply.

INSPECT PM SENSOR FOR SHORT TO POWER SUPPLY

• Switch the ignition off (LOCK).

• Disconnect the negative battery terminal.

(See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.)

• Disconnect the PM sensor connector.

• Connect connector C-53.

• Connect the negative battery terminal.

(See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.)

• Switch the ignition ON (engine off).

• Measure the voltage at DLC-2 terminals F and E.

• Is the voltage between 1.5 — 3.5 V?

Yes

Replace the PM sensor because there is a short to the power supply in the PM sensor.

(See PM SENSOR REMOVAL/INSTALLATION [SKYACTIV-D 2.2].)

Repair or replace the wiring harness between the PM sensor and connector C-53 because the wiring harness is shorted to the power supply.

INSPECT CAN LINE BETWEEN CONNECTOR C-41 AND INSTRUMENT CLUSTER FOR SHORT TO POWER SUPPLY

• Switch the ignition off (LOCK).

• Disconnect the negative battery terminal.

(See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.)

• Disconnect connector C-41.

• Connect the negative battery terminal.

(See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.)

• Switch the ignition ON (engine off).

• Measure the voltage at DLC-2 terminals F and E.

• Is the voltage between 1.5 — 3.5 V?

Yes

Go to the next step.

Go to Step 31.

INSPECT CAN LINE BETWEEN AUDIO AMPLIFIER AND CONNECTOR C-41 FOR SHORT TO POWER SUPPLY

• Measure the voltage at audio amplifier terminals 2L and 2N.

• Is the voltage between 1.5 — 3.5 V?

Yes

Repair or replace the wiring harness between connector C-54 and connector C-41 because the wiring harness is shorted to the power supply.

Go to the next step.

INSPECT AUDIO AMPLIFIER FOR SHORT TO POWER SUPPLY

• Switch the ignition off (LOCK).

• Disconnect the negative battery terminal.

(See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.)

• Disconnect the audio amplifier connector.

• Connect connector C-41.

• Connect the negative battery terminal.

(See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.)

• Switch the ignition ON (engine off).

• Measure the voltage at DLC-2 terminals F and E.

• Is the voltage between 1.5 — 3.5 V?

Yes

Replace the audio amplifier because there is a short to the power supply in the audio amplifier.

(See AUDIO AMPLIFIER REMOVAL/INSTALLATION.)

Repair or replace the wiring harness between the audio amplifier and connector C-41 because the wiring harness is shorted to the power supply.

INSPECT CAN LINE BETWEEN CONNECTOR C-41 AND CONNECTORS C-51,C-52 FOR SHORT TO POWER SUPPLY

• Switch the ignition off (LOCK).

• Disconnect the negative battery terminal.

(See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.)

• Disconnect connectors C-51,C-52.

• Connect connector C-41.

• Connect connector C-54.

• Disconnect connectors C-60,C-59.

• Connect connector C-04.

• Disconnect connectors C-43,C-44.

• Connect the negative battery terminal.

(See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.)

• Switch the ignition ON (engine off).

• Measure the voltage at front body control module (FBCM) terminals 2K and 2I (wiring harness side).

• Is the voltage between 1.5 — 3.5 V?

Yes

Go to the next step.

Repair or replace the wiring harness between connectors C-51,C-52 and connector C-41 because the wiring harness is shorted to the power supply.

INSPECT CAN LINE BETWEEN CONNECTORS C-51,C-52 AND INSTRUMENT CLUSTER FOR SHORT TO POWER SUPPLY

• Measure the voltage at DLC-2 terminals F and E.

• Is the voltage between 1.5 — 3.5 V?

Yes

Go to the next step.

Go to Step 39.

INSPECT CAN LINE BETWEEN ELECTRIC PARKING BRAKE CONTROL MODULE AND CONNECTORS C-51,C-52 FOR SHORT TO POWER SUPPLY

• Measure the voltage at electric parking brake control module terminals AD and AB.

• Is the voltage between 1.5 — 3.5 V?

Yes

Go to Step 35.

Go to the next step.

INSPECT ELECTRIC PARKING BRAKE CONTROL MODULE FOR SHORT TO POWER SUPPLY

• Switch the ignition off (LOCK).

• Disconnect the negative battery terminal.

(See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.)

• Disconnect the electric parking brake control module connector.

• Connect connectors C-51,C-52.

• Connect the negative battery terminal.

(See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.)

• Switch the ignition ON (engine off).

• Measure the voltage at DLC-2 terminals F and E.

• Is the voltage between 1.5 — 3.5 V?

Yes

Replace the electric parking brake control module because there is a short to the power supply in the electric parking brake control module.

(See ELECTRIC PARKING BRAKE CONTROL MODULE REMOVAL/INSTALLATION.)

Repair or replace the wiring harness between the electric parking brake control module and connectors C-51,C-52 because the wiring harness is shorted to the power supply.

INSPECT CAN LINE BETWEEN POSITION MEMORY CONTROL MODULE AND CONNECTORS C-51,C-52 FOR SHORT TO POWER SUPPLY

• Measure the voltage at position memory control module terminals 1C and 1E.

• Is the voltage between 1.5 — 3.5 V?

Yes

Go to Step 38.

Go to the next step.

INSPECT CAN LINE BETWEEN POSITION MEMORY CONTROL MODULE AND CONNECTOR C-19 FOR SHORT TO POWER SUPPLY

• Switch the ignition off (LOCK).

• Disconnect the negative battery terminal.

(See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.)

• Disconnect connector C-19.

• Connect the negative battery terminal.

(See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.)

• Switch the ignition ON (engine off).

• Measure the voltage at position memory control module terminals 1C and 1E.

• Is the voltage between 1.5 — 3.5 V?

Yes

Repair or replace the wiring harness between connector C-19 and connectors C-51,C-52 because the wiring harness is shorted to the power supply.

Go to the next step.

INSPECT POSITION MEMORY CONTROL MODULE FOR SHORT TO POWER SUPPLY

• Switch the ignition off (LOCK).

• Disconnect the negative battery terminal.

(See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.)

• Disconnect the position memory control module connector.

• Connect connector C-19.

• Connect connectors C-51,C-52.

• Connect the negative battery terminal.

(See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.)

• Switch the ignition ON (engine off).

• Measure the voltage at DLC-2 terminals F and E.

• Is the voltage between 1.5 — 3.5 V?

Yes

Replace the position memory control module because there is a short to the power supply in the position memory control module.

(See POSITION MEMORY CONTROL MODULE REMOVAL/INSTALLATION.)

Repair or replace the wiring harness between the position memory control module and connector C-19 because the wiring harness is shorted to the power supply.

INSPECT SAS CONTROL MODULE FOR SHORT TO POWER SUPPLY

• Switch the ignition off (LOCK).

• Disconnect the negative battery terminal.

(See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.)

• Disconnect the SAS control module connector.

• Connect the negative battery terminal.

(See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.)

• Switch the ignition ON (engine off).

• Measure the voltage at SAS control module terminals 2C and 2G (wiring harness side).

• Is the voltage 0 V?

Yes

Replace the SAS control module because there is a short to the power supply in the SAS control module.

(See SAS CONTROL MODULE REMOVAL/INSTALLATION [TWO-STEP DEPLOYMENT CONTROL SYSTEM].)

(See SAS CONTROL MODULE REMOVAL/INSTALLATION [STANDARD DEPLOYMENT CONTROL SYSTEM].)

Repair or replace the wiring harness between the SAS control module and connectors C-51,C-52 because the wiring harness is shorted to the power supply.

INSPECT CAN LINE BETWEEN CONNECTOR C-10 AND INSTRUMENT CLUSTER FOR SHORT TO POWER SUPPLY

• Switch the ignition off (LOCK).

• Disconnect the negative battery terminal.

(See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.)

• Disconnect connector C-10.

• Connect the negative battery terminal.

(See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.)

• Switch the ignition ON (engine off).

• Measure the voltage at DLC-2 terminals F and E.

• Is the voltage between 1.5 — 3.5 V?

Yes

Go to the next step.

Repair or replace the wiring harness between connector C-10 and connectors C-51,C-52 because the wiring harness is shorted to the power supply.

INSPECT CAN LINE BETWEEN CONNECTOR C-11 AND INSTRUMENT CLUSTER FOR SHORT TO POWER SUPPLY

• Switch the ignition off (LOCK).

• Disconnect the negative battery terminal.

(See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.)

• Disconnect connector C-11.

• Connect the negative battery terminal.

(See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.)

• Switch the ignition ON (engine off).

• Measure the voltage at DLC-2 terminals F and E.

• Is the voltage between 1.5 — 3.5 V?

Yes

Go to the next step.

Go to Step 44.

INSPECT CAN LINE BETWEEN CONNECTOR C-11 AND FORWARD SENSING CAMERA (FSC) FOR SHORT TO POWER SUPPLY

• Measure the voltage at forward sensing camera (FSC) terminals M and N.

• Is the voltage between 1.5 — 3.5 V?

Yes

Repair or replace the wiring harness between connector C-10 and connector C-11 because the wiring harness is shorted to the power supply.

Go to the next step.

INSPECT CAN LINE BETWEEN CONNECTOR C-27 AND FORWARD SENSING CAMERA (FSC) FOR SHORT TO POWER SUPPLY

• Switch the ignition off (LOCK).

• Disconnect the negative battery terminal.

(See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.)

• Disconnect connector C-27.

• Connect the negative battery terminal.

(See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.)

• Switch the ignition ON (engine off).

• Measure the voltage at forward sensing camera (FSC) terminals M and N.

• Is the voltage between 1.5 — 3.5 V?

Yes

Repair or replace the wiring harness between connector C-27 and connector C-11 because the wiring harness is shorted to the power supply.

Go to the next step.

INSPECT FORWARD SENSING CAMERA (FSC) FOR SHORT TO POWER SUPPLY

• Switch the ignition off (LOCK).

• Disconnect the negative battery terminal.

(See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.)

• Disconnect the forward sensing camera (FSC) connector.

• Connect connector C-27.

• Connect the negative battery terminal.

(See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.)

• Switch the ignition ON (engine off).

• Measure the voltage at DLC-2 terminals F and E.

• Is the voltage between 1.5 — 3.5 V?

Yes

Replace the forward sensing camera (FSC) because there is a short to the power supply in the forward sensing camera (FSC).

(See FORWARD SENSING CAMERA (FSC) REMOVAL/INSTALLATION.)

Repair or replace the wiring harness between the forward sensing camera (FSC) and connector C-27 because the wiring harness is shorted to the power supply.

INSPECT CAN LINE BETWEEN CONNECTOR C-34 AND DLC-2 FOR SHORT TO POWER SUPPLY

• Switch the ignition off (LOCK).

• Disconnect the negative battery terminal.

(See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.)

• Disconnect connector C-34.

• Connect the negative battery terminal.

(See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.)

• Switch the ignition ON (engine off).

• Measure the voltage at DLC-2 terminals F and E.

• Is the voltage 0 V?

Yes

Go to the next step.

Repair or replace the wiring harness between connector C-34 and DLC-2 because the wiring harness is shorted to the power supply.

INSPECT CAN LINE BETWEEN START STOP UNIT AND CONNECTOR C-34 FOR SHORT TO POWER SUPPLY

• Measure the voltage at start stop unit terminals 2M and 2O.

• Is the voltage between 1.5 — 3.5 V?

Yes

Go to Step 47.

Go to the next step.

INSPECT START STOP UNIT FOR SHORT TO POWER SUPPLY

• Switch the ignition off (LOCK).

• Disconnect the negative battery terminal.

(See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.)

• Disconnect the start stop unit connector.

• Connect connector C-34.

• Connect the negative battery terminal.

(See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.)

• Switch the ignition ON (engine off).

• Measure the voltage at DLC-2 terminals F and E.

• Is the voltage between 1.5 — 3.5 V?

Yes

Replace the start stop unit because there is a short to the power supply in the start stop unit.

(See START STOP UNIT REMOVAL/INSTALLATION.)

Repair or replace the wiring harness between the start stop unit and connector C-34 because the wiring harness is shorted to the power supply.

INSPECT CAN LINE BETWEEN EPS CONTROL MODULE AND CONNECTOR C-34 FOR SHORT TO POWER SUPPLY

• Measure the voltage at EPS control module terminals 2B and 2D.

• Is the voltage between 1.5 — 3.5 V?

Yes

Go to Step 49.

Go to the next step.

INSPECT EPS CONTROL MODULE FOR SHORT TO POWER SUPPLY

• Switch the ignition off (LOCK).

• Disconnect the negative battery terminal.

(See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.)

• Disconnect the EPS control module connector.

• Connect connector C-34.

• Connect the negative battery terminal.

(See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.)

• Switch the ignition ON (engine off).

• Measure the voltage at DLC-2 terminals F and E.

• Is the voltage between 1.5 — 3.5 V?

Yes

Replace the EPS control module because there is a short to the power supply in the EPS control module.

(See STEERING WHEEL AND COLUMN REMOVAL/INSTALLATION.)

Repair or replace the wiring harness between the EPS control module and connector C-34 because the wiring harness is shorted to the power supply.

INSPECT CAN LINE BETWEEN MAZDA ERA-GLONASS CONTROL MODULE AND CONNECTOR C-34 FOR SHORT TO POWER SUPPLY

• Measure the voltage at MAZDA ERA-GLONASS control module terminals 1Q and 1S.

• Is the voltage between 1.5 — 3.5 V?

Yes

Go to Step 51.

Go to the next step.

INSPECT MAZDA ERA-GLONASS CONTROL MODULE FOR SHORT TO POWER SUPPLY

• Switch the ignition off (LOCK).

• Disconnect the negative battery terminal.

(See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.)

• Disconnect the MAZDA ERA-GLONASS control module connector.

• Connect connector C-34.

• Connect the negative battery terminal.

(See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.)

• Switch the ignition ON (engine off).

• Measure the voltage at DLC-2 terminals F and E.

• Is the voltage between 1.5 — 3.5 V?

Yes

Replace the MAZDA ERA-GLONASS control module because there is a short to the power supply in the MAZDA ERA-GLONASS control module.

(See MAZDA ERA-GLONASS CONTROL MODULE REMOVAL/INSTALLATION.)

Repair or replace the wiring harness between the MAZDA ERA-GLONASS control module and connector C-34 because the wiring harness is shorted to the power supply.

INSPECT CAN LINE BETWEEN CONNECTOR C-34 AND INSTRUMENT CLUSTER FOR SHORT TO POWER SUPPLY

• Measure the voltage at instrument cluster terminals B and D.

• Is the voltage between 1.5 — 3.5 V?

Yes

Repair or replace the wiring harness between connector C-11 and connector C-34 because the wiring harness is shorted to the power supply.

Go to the next step.

INSPECT CAN LINE BETWEEN CONNECTOR C-34 AND CONNECTOR C-35 FOR SHORT TO POWER SUPPLY

• Switch the ignition off (LOCK).

• Disconnect the negative battery terminal.

(See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.)

• Disconnect connector C-35.

• Connect connector C-34.

• Connect the negative battery terminal.

(See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.)

• Switch the ignition ON (engine off).

• Measure the voltage at DLC-2 terminals F and E.

• Is the voltage between 1.5 — 3.5 V?

Yes

Go to the next step.

Repair or replace the wiring harness between the connector C-34 and connector C-35 because the wiring harness is shorted to the power supply.

INSPECT CAN LINE BETWEEN CONNECTIVITY MASTER UNIT (CMU) AND CONNECTOR C-35 FOR SHORT TO POWER SUPPLY

• Measure the voltage at connectivity master unit (CMU) terminals 2E and 2F.

• Is the voltage between 1.5 — 3.5 V?

Yes

Go to Step 55.

Go to the next step.

INSPECT CONNECTIVITY MASTER UNIT (CMU) FOR SHORT TO POWER SUPPLY

• Switch the ignition off (LOCK).

• Disconnect the negative battery terminal.

(See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.)

• Disconnect the connectivity master unit (CMU) connector.

• Connect connector C-35.

• Connect the negative battery terminal.

(See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.)

• Switch the ignition ON (engine off).

• Measure the voltage at DLC-2 terminals F and E.

• Is the voltage between 1.5 — 3.5 V?

Yes

Replace the connectivity master unit (CMU) because there is a short to the power supply in the connectivity master unit (CMU).

(See CONNECTIVITY MASTER UNIT (CMU) REMOVAL/INSTALLATION.)

Repair or replace the wiring harness between the connectivity master unit (CMU) and connector C-35 because the wiring harness is shorted to the power supply.

INSPECT CAN LINE BETWEEN ACTIVE DRIVING DISPLAY AND CONNECTOR C-35 FOR SHORT TO POWER SUPPLY

• Switch the ignition off (LOCK).

• Disconnect the negative battery terminal.

(See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.)

• Disconnect the active driving display connector.

• Connect connector C-35.

• Connect the negative battery terminal.

(See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.)

• Switch the ignition ON (engine off).

• Measure the voltage at DLC-2 terminals F and E.

• Is the voltage between 1.5 — 3.5 V?

Yes

Go to the next step.

Repair or replace the wiring harness between active driving display and connector C-35 because the wiring harness is shorted to the power supply.

INSPECT CAN LINE BETWEEN INSTRUMENT CLUSTER AND ACTIVE DRIVING DISPLAY FOR SHORT TO POWER SUPPLY

• Measure the voltage at instrument cluster terminals B and D.

• Is the voltage between 1.5 — 3.5 V?

Yes

Replace the active driving display because there is a short to the power supply in the active driving display.

(See ACTIVE DRIVING DISPLAY REMOVAL/INSTALLATION.)

Go to the next step.

INSPECT INSTRUMENT CLUSTER FOR SHORT TO POWER SUPPLY

• Switch the ignition off (LOCK).

• Disconnect the negative battery terminal.

(See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.)

• Disconnect the instrument cluster connector.

• Connect the active driving display connector.

• Connect the negative battery terminal.

(See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.)

• Switch the ignition ON (engine off).

• Measure the voltage at DLC-2 terminals F and E.

• Is the voltage between 1.5 — 3.5 V?

Yes

Replace the instrument cluster because there is a short to the power supply in the instrument cluster.

(See INSTRUMENT CLUSTER REMOVAL/INSTALLATION.)

Repair or replace the wiring harness between the instrument cluster and active driving display because the wiring harness is shorted to the power supply.

INSPECT PCM FOR SHORT TO POWER SUPPLY

• Switch the ignition off (LOCK).

• Disconnect the negative battery terminal.

(See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.)

• Disconnect the PCM connector.

• Connect connector C-32.

• Connect the negative battery terminal.

(See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION.)

• Switch the ignition ON (engine off).

• Measure the voltage at DLC-2 terminals F and E.

• Is the voltage between 1.5 — 3.5 V?

Yes

Replace the PCM because there is a short to the power supply in the PCM.

(See PCM REMOVAL/INSTALLATION [SKYACTIV-G 2.5 (WITH CYLINDER DEACTIVATION)].)

(See PCM REMOVAL/INSTALLATION [SKYACTIV-G 2.0, SKYACTIV-G 2.5 (WITHOUT CYLINDER DEACTIVATION)].)

(See PCM REMOVAL/INSTALLATION [SKYACTIV-D 2.2].)

Repair or replace the wiring harness between the PCM and connector C-32 because the wiring harness is shorted to the power supply.